Conversion to 1st Normal Form (INF)

Step 1

Eliminate the Repeating Group

-Start by presenting the data in a tabular format, where each cell has a single value and there are no repeating groups.

-To eliminate the repeating groups eliminate the nulls by making sure that each repeating group attribute contains an appropriate

Step 2

Identify the Primary Key

-To maintain a proper primary key that will uniquely identify any attribute value, the new key must be, composed of a combination of
PROJ_NUM and EMP_NUM.

Step 3

Identify all Dependencies

-DEPENDENCY DIAGRAM a diagram that depicts all dependencies found within a given table structure.

1st normal form

  • 1.
    Conversion to 1stNormal Form (INF) Step 1 Eliminate the Repeating Group -Start by presenting the data in a tabular format, where each cell has a single value and there are no repeating groups. -To eliminate the repeating groups eliminate the nulls by making sure that each repeating group attribute contains an appropriate Step 2 Identify the Primary Key -To maintain a proper primary key that will uniquely identify any attribute value, the new key must be, composed of a combination of PROJ_NUM and EMP_NUM. Step 3 Identify all Dependencies -DEPENDENCY DIAGRAM a diagram that depicts all dependencies found within a given table structure.